{error,emfile} generally means that you don't have enough file descriptors
available to the process. Set `ulimit -n` higher when starting Riak or use
sysctl to increase the limit.
Sean Cribbs <s...@basho.com>
Developer Advocate
Basho Technologies, Inc.
http://basho.com/
On Nov 18, 2010, at 3:47 PM, Andrea Campolonghi wrote:
> Hi,
>
> I am testing riak on an ubuntu 64 bit (10.10).
> After few operations riak hangs and I find this log report:
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> application: mochiweb
> "Accept failed error"
> "{error,emfile}"
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target: ./lib.beam. Function: get_file.
> Process: code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/kernel-2.13.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/stdlib-1.16.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/sasl-2.1.9/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/os_mon-2.2.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/crypto-1.6.4/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/runtime_tools-1.8.3/ebin/lib.beam. Function: get_file.
> Process: code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/erlang_js-0.4.1/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/mochiweb-1.7.1/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/webmachine-1.7.2/ebin/lib.beam. Function: get_file.
> Process: code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/luke-0.2.1/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/bitcask-1.1.4/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/riak_core-0.13.0/ebin/lib.beam. Function: get_file.
> Process: code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/riak_kv-0.13.0/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/skerl-0.1/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/luwak-1.0/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/xmerl-1.2.4/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/webtool-0.8.6/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/tools-2.6.5.1/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/syntax_tools-1.6.5/ebin/lib.beam. Function: get_file.
> Process: code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/ssl-3.10.8/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/snmp-4.16/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/riakc-1.0.1/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/public_key-0.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/protobuffs-0.5.0/ebin/lib.beam. Function: get_file.
> Process: code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/otp_mibs-1.0.6/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/mnesia-4.4.13/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/inets-5.3/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/hipe-3.7.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/eunit-2.1.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/erts-5.7.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/ebloom-1.0.2/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target:
> /usr/lib/riak/lib/compiler-4.6.5/ebin/lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> File operation error: emfile. Target: lib.beam. Function: get_file. Process:
> code_server.
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> ** gen_event handler sasl_report_file_h crashed.
> ** Was installed in error_logger
> ** Last event was: {error_report,<0.95.0>,
> {<0.1703.0>,crash_report,
> [[{initial_call,
> {mochiweb_acceptor,init,
> ['Argument__1','Argument__2',
> 'Argument__3']}},
> {pid,<0.1703.0>},
> {registered_name,[]},
> {error_info,
> {exit,
> {error,accept_failed},
> [{mochiweb_acceptor,init,3},
> {proc_lib,init_p_do_apply,3}]}},
> {ancestors,
> [webmachine_mochiweb,riak_core_sup,<0.96.0>]},
> {messages,[]},
> {links,[<0.108.0>]},
> {dictionary,[]},
> {trap_exit,false},
> {status,running},
> {heap_size,233},
> {stack_size,24},
> {reductions,207}],
> []]}}
> ** When handler state == {<0.40.0>,"/var/log/riak/sasl-error.log",error}
> ** Reason == {'module could not be loaded',
> [{lib,format_exception,
> [5,exit,
> {error,accept_failed},
> [{mochiweb_acceptor,init,3},
> {proc_lib,init_p_do_apply,3}],
> #Fun<proc_lib.0.73600383>,#Fun<proc_lib.1.130404962>]},
> {proc_lib,format_exception,3},
> {proc_lib,format_rep,1},
> {proc_lib,format_rep,1},
> {proc_lib,format_rep,1},
> {proc_lib,format,1},
> {sasl_report,write_report2,5},
> {sasl_report_file_h,handle_event,2}]}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:04 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
> =ERROR REPORT==== 18-Nov-2010::21:42:05 ===
> {mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}
>
>
> Any suggestion?
>
> Thanks
>
> Andrea
>
> --
> Andrea Campolonghi
>
> Cell : +39 347 2298435
> acampolon...@gmail.com
> and...@andreacfm.com
> http://www.andreacfm.com
>
> Railo Team
> and...@getrailo.org
> http://getrailo.org
>
>
> _______________________________________________
> riak-users mailing list
> riak-users@lists.basho.com
> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
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